first-hand knowledge of things that happened, could shed light on the comey firing, for instance, misleading letter to the public after the trump tower last year. democrats in particular frustrated that they're not getting the answers they want from this testimony so far, brianna? >> manu raju, covering the halls there. thank you very much. dana bash, david chal iian. she's really not saying a whole lot on the things that are most interesting to members there. as we heard from mike quigley there, it's interesting. she's not asserting privilege. in a way it's an outright refusal. it's not actually within the white house jurisdiction of